Area Code +1-203-(7369000...7369999) located in Ansonia-Derby, Connecticut (CT), more detail is as below. Place International Dialing Code : 1 International Prefix : 011 National Prefix : 1 National Destination Code : 203 Subscriber Number From : 7369000 Subscriber Number To : 7369999 National Destination Code Length : 3 Uses National Destination Code : Yes National Significant Number Length : 10 Number Type : G (Geographic Land Line, Fixed Line) Carrier Name : FRONTIER COMM - CT Click here to buy United States Area Code Database Other Information Language Code : en (English) Country Number : 840 (United States) Country Code : US (United States) Region Code : CT Region Name : Connecticut City : Ansonia-Derby Timezone : America/New_York Coordinated Universal Time : -05:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 41.3200 Longitude : -73.0900 ‹ previous : +1-203-(7368000...7368999) next › : +1-203-(7370000...7370999) Dialling Instructions For trunk calls: 0 203 7369000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 011 1 203 7369000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 7369000 ~ 7369999 (Count: 1,000) Example: +1-203-7369000 / 0111-203-7369000 (1203-7369000 / 1-203-7369000) +1-203-7369001 / 0111-203-7369001 (1203-7369001 / 1-203-7369001) +1-203-7369002 / 0111-203-7369002 (1203-7369002 / 1-203-7369002) +1-203-7369003 / 0111-203-7369003 (1203-7369003 / 1-203-7369003) +1-203-7369004 / 0111-203-7369004 (1203-7369004 / 1-203-7369004) ...+1-203-xxxxxxx / 0111-203-xxxxxxx (1203-xxxxxxx / 1-203-xxxxxxx) ...+1-203-7369995 / 0111-203-7369995 (1203-7369995 / 1-203-7369995) +1-203-7369996 / 0111-203-7369996 (1203-7369996 / 1-203-7369996) +1-203-7369997 / 0111-203-7369997 (1203-7369997 / 1-203-7369997) +1-203-7369998 / 0111-203-7369998 (1203-7369998 / 1-203-7369998) +1-203-7369999 / 0111-203-7369999 (1203-7369999 / 1-203-7369999)